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Finding the Fourth Proportional to 17,878.68, 26,812.13 and 6,029.25

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Solution

The fourth proportional to 17,878.68, 26,812.13 and 6,029.25 is: 9,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,878.68 : 26,812.13 = 6,029.25 : x
  2. Step 2: Convert to fraction form
    17,878.68/26,812.13 = 6,029.25/x
  3. Step 3: Cross multiply
    17,878.68x = 26,812.13 × 6,029.25
  4. Step 4: Simplify right side
    17,878.68x = 161,657,034.80
  5. Step 5: Solve for x
    x = 161,657,034.80/17,878.68
  6. Step 6: Final answer
    x = 9,041.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.